Home / 1,631,860.20-2,445,716.70-788,596.20

Finding the Fourth Proportional to 1,631,860.20, 2,445,716.70 and 788,596.20

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Solution

The fourth proportional to 1,631,860.20, 2,445,716.70 and 788,596.20 is: 1,181,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,860.20 : 2,445,716.70 = 788,596.20 : x
  2. Step 2: Convert to fraction form
    1,631,860.20/2,445,716.70 = 788,596.20/x
  3. Step 3: Cross multiply
    1,631,860.20x = 2,445,716.70 × 788,596.20
  4. Step 4: Simplify right side
    1,631,860.20x = 1,928,682,895,896.54
  5. Step 5: Solve for x
    x = 1,928,682,895,896.54/1,631,860.20
  6. Step 6: Final answer
    x = 1,181,892.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.